import Vue from 'vue'
import Router from 'vue-router'

Vue.use(Router)

/* Layout */
import Layout from '@/layout'
import departmentRouter from './modules/department'
import approvalRouter from './modules/approval'
import attendanceRouter from './modules/attendance'
import employessRouter from './modules/employee'
import roleRouter from './modules/role'
import socialRouter from './modules/social'
import salaryRouter from './modules/salary'
import permissionRouter from './modules/permission'

/**
 * Note: sub-menu only appear when route children.length >= 1
 * Detail see: https://panjiachen.github.io/vue-element-admin-site/guide/essentials/router-and-nav.html
 *
 * hidden: true                   if set true, item will not show in the sidebar(default is false)
 * alwaysShow: true               if set true, will always show the root menu
 *                                if not set alwaysShow, when item has more than one children route,
 *                                it will becomes nested mode, otherwise not show the root menu
 * redirect: noRedirect           if set noRedirect will no redirect in the breadcrumb
 * name:'router-name'             the name is used by <keep-alive> (must set!!!)
 * meta : {
    roles: ['admin','editor']    control the page roles (you can set multiple roles)
    title: 'title'               the name show in sidebar and breadcrumb (recommend set)
    icon: 'svg-name'/'el-icon-x' the icon show in the sidebar
    breadcrumb: false            if set false, the item will hidden in breadcrumb(default is true)
    activeMenu: '/example/list'  if set path, the sidebar will highlight the path you set
  }
 */

/**
 * constantRoutes
 * a base page that does not have permission requirements
 * all roles can be accessed
 */
// 静态路由
export const constantRoutes = [
  {
    path: '/login',
    component: () => import('@/views/login/index'),
    hidden: true
  },

  {
    path: '/404',
    component: () => import('@/views/404'),
    hidden: true
  },

  {
    path: '/',
    component: Layout,
    redirect: '/dashboard',
    children: [
      {
        path: 'dashboard',
        name: '首页',
        component: () => import('@/views/dashboard/index'),
        meta: { title: '首页', icon: 'dashboard' }
      }
    ]
  }

  // 这是另一种写法
  // {
  //   path: "/department",
  //   component: Layout,
  //   children: [
  //     {
  //       path: "",
  //       name: "department",
  //       component: () => import("@/views/department/index"),
  //       meta: { title: "组织架构", icon: "tree" },
  //     },
  //   ],
  // },

  // 404 page must be placed at the end !!!
  // 404必须放在最后，这个位置是放在了静态路由最后，   要放在所有路由的后面，就要在addRoutes动态添加之后  permission.js 文件下
  // { path: "*", redirect: "/404", hidden: true },
]
// 动态路由
export const asyncRoutes = [
  departmentRouter,
  roleRouter,
  employessRouter,
  permissionRouter,
  attendanceRouter,
  approvalRouter,
  salaryRouter,
  socialRouter
]

const createRouter = () =>
  new Router({
    mode: 'history', // require service support
    scrollBehavior: () => ({ y: 0 }),
    routes: constantRoutes
  })

const router = createRouter()

// Detail see: https://github.com/vuejs/vue-router/issues/1234#issuecomment-357941465
// 清除路由，退出登录用的
export function resetRouter() {
  const newRouter = createRouter()
  router.matcher = newRouter.matcher // reset router
}

export default router
